31889940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1709}}^1$

素因数の和:2032

約数の個数: 48

約数和(自身を含む): 89631360

約数和(自身を除く): 57741420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1709, 1866, 3110, 3418, 3732, 4665, 5127, 6220, 6836, 8545, 9330, 10254, 17090, 18660, 20508, 25635, 34180, 51270, 102540, 531499, 1062998, 1594497, 2125996, 2657495, 3188994, 5314990, 6377988, 7972485, 10629980, 15944970, 31889940]

約数ペア:

[(1, 31889940), (2, 15944970), (3, 10629980), (4, 7972485), (5, 6377988), (6, 5314990), (10, 3188994), (12, 2657495), (15, 2125996), (20, 1594497), (30, 1062998), (60, 531499), (311, 102540), (622, 51270), (933, 34180), (1244, 25635), (1555, 20508), (1709, 18660), (1866, 17090), (3110, 10254), (3418, 9330), (3732, 8545), (4665, 6836), (5127, 6220)]